标准摘要
[中文适用范围]： 规定了 IEC 范围内机电全有或全无继电器的测试和测量程序。机电全有或全无继电器的状态： - 使用的特殊术语和定义（第 2 节），以及 - 测试和测量程序（第 3 节）。该版本取代了 IEC 255-7 (1978) 第一版。 [外文原描述]： States the test and measurement procedures for electromechanical all-or-nothing relays within the scope of the IEC. States for electromechanical all-or-nothing relays: - special terms and definitions used (Section 2), and - test and measurement procedures (Section 3). This edition supersedes the first edition of IEC 255-7 (1978).
英文名称Electrical relays - Part 7: Test and measurement procedures for electromechanical all-or-nothing relays